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GetExpression 方法

The GetExpression method is not supported on Variable objects. Use the EvaluateAsExpression property instead.

命名空间：  Microsoft.SqlServer.Dts.Runtime
程序集：  Microsoft.SqlServer.ManagedDTS（在 Microsoft.SqlServer.ManagedDTS.dll 中）

语法

声明
Public Function GetExpression ( _
    propertyName As String _
) As String
用法
Dim instance As Variable
Dim propertyName As String
Dim returnValue As String

returnValue = instance.GetExpression(propertyName)

public string GetExpression(
    string propertyName
)

public:
virtual String^ GetExpression(
    String^ propertyName
) sealed

abstract GetExpression : 
        propertyName:string -> string 
override GetExpression : 
        propertyName:string -> string 

public final function GetExpression(
    propertyName : String
) : String

参数

返回值

类型：System. . :: . .String

实现

IDTSPropertiesProvider. . :: . .GetExpression(String)